Engine - Cold Start Up Knocking Noise

86chrysler13

Models


1986 Front Wheel Drive Equipped With 2.2L Engine


Subject


Start-Up Knock


Index


ENGINE

Date


April 7, 1986

No.


09-04-86

P-1212
NOTE: THIS BULLETIN APPLIES ONLY TO 1986 VEHICLES BUILT PRIOR TO FEBRUARY, 1986.

SYMPTOM/CONDITION

Knocking sound during cold start-up, usually losts from 1/2 to 1-1/2 seconds.

DIAGNOSIS

If possible, let the vehicle set for four hours or more.. Start the engine and listen for the start-up knock.

REPAIR PROCEDURE

If start-up knock is evident, then it will be necessary to reseal the oil filter check valve mounting threads as follows:

1. Remove oil filter.

FIGURE 1:

2. Remove oil filter adapter (Figure 1).

3. Clean the oil filter adapter (block side) threads and the corresponding threads in the cylinder block with Brake and Carburetor Cleaner, PN 4318037. Don't use an "oily" type cleaner such as mineral spirits, etc.
4. Apply Mopar-Loctite Thread Sealant, PN 4318044, or Loctite 515 Sealant to the oil filter adapter-to-block mounting threads. Apply only enough sealant to coat the threads. DON'T allow sealant to enter the adapter check valve.
5. Reinstall the oil filter adapter. Torque adapter to 41 N-m (30 foot pounds).

6. Install new oil filter.

7. Add oil as necessary to bring oil level to "full".

8. Start engine and check for leaks.


POLICY: Reimbursable within the provisions of the warranty

TIME ALLOWANCE:
Labor Operation No. 09-55-02-90 0.3 Hrs.

FAILURE CODE: 65 - Leaks